Home / 850,715.82-1,174,070.56-635,482.21

Finding the Fourth Proportional to 850,715.82, 1,174,070.56 and 635,482.21

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Solution

The fourth proportional to 850,715.82, 1,174,070.56 and 635,482.21 is: 877,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,715.82 : 1,174,070.56 = 635,482.21 : x
  2. Step 2: Convert to fraction form
    850,715.82/1,174,070.56 = 635,482.21/x
  3. Step 3: Cross multiply
    850,715.82x = 1,174,070.56 × 635,482.21
  4. Step 4: Simplify right side
    850,715.82x = 746,100,954,164.74
  5. Step 5: Solve for x
    x = 746,100,954,164.74/850,715.82
  6. Step 6: Final answer
    x = 877,027.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.